package com.example.gkcircle.fragment.lost;

import android.content.Intent;
import android.net.Uri;
import android.support.v4.widget.SwipeRefreshLayout;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.AbsListView;
import android.widget.ListView;
import com.avos.avoscloud.AVException;
import com.avos.avoscloud.AVObject;
import com.avos.avoscloud.AVQuery;
import com.avos.avoscloud.FindCallback;
import com.example.gkcircle.App;
import com.example.gkcircle.BaseFragment;
import com.example.gkcircle.R;
import com.example.gkcircle.activity.LostAndFoundActivity;
import com.example.gkcircle.activity.SearchLostActivity;
import com.example.gkcircle.adapter.LostAdapter;
import com.example.gkcircle.bean.Lost;
import com.example.gkcircle.utils.ActivityUtil;
import com.example.gkcircle.utils.DateUtil;
import com.example.gkcircle.utils.MyAlertView;
import com.example.gkcircle.utils.ToastFactory;
import java.util.ArrayList;
import java.util.List;


/**
 * 失物Fragment
 * @author ZhouHua
 * created at 15/12/21 上午12:57
 */
public class LostFragment extends BaseFragment  implements AbsListView.OnScrollListener {

    private ListView mListView;
    private SwipeRefreshLayout mSwipe;
    private LostAdapter mAdapter;
    private View mHeaderView;
    private static LostFragment instance;

    private int currentPage = 0;
    private final int maxDataCount = 10;
    private boolean isRefreshing;

    public static LostFragment getInstance() {
        if (instance == null) instance = new LostFragment();
        return instance;
    }


    @Override
    protected int setLayout() {
        return R.layout.home_lost_fragment;
    }

    @Override
    protected void initView(View view) {

        mListView = (ListView) view.findViewById(R.id.lost_listview);
        mSwipe = (SwipeRefreshLayout) view.findViewById(R.id.lost_swipe);
        mSwipe.setColorSchemeColors(getResources().getColor(R.color.main), getResources().getColor(R.color.love), getResources().getColor(R.color.wish));

        if (mHeaderView == null) {
            mHeaderView = LayoutInflater.from(getActivity()).inflate(R.layout.home_lost_header, null, false);
            //搜索点击事件
            mHeaderView.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    ActivityUtil.startActivity(getActivity(), SearchLostActivity.class);
                }
            });
            mListView.addHeaderView(mHeaderView);
        }

        //发布回调
        setActivityResult(new IActivityResultListener() {
            @Override
            public void complete() {
                if(!isRefreshing){
                    isRefreshing=true;
                    currentPage = 0;
                    setData();
                }
            }
        });

        //拨打电话回调显示AlertView
        LostFragment.onShowAlertViewListener=new OnShowAlertViewListener() {
            @Override
            public void show(final String telNumber) {
                MyAlertView.showAlertViewWithOKAndCancel(getActivity(), "是否拨打  " + telNumber, new MyAlertView.IShowAlertViewWithOkAndCancelListener() {
                    @Override
                    public void onclickOk() {
                        Intent intent = new Intent(Intent.ACTION_CALL, Uri.parse("tel:" + telNumber));
                        getActivity().startActivity(intent);
                    }
                });
                MyAlertView.alertView=null;
            }
        };
    }


    @Override
    protected void initListener() {
        currentPage = 0;
        mListView.setOnScrollListener(this);
        //下拉刷新
        mSwipe.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                if (!isRefreshing) {
                    currentPage = 0;
                    isRefreshing = true;
                    setData();
                }
            }
        });
    }

    //上拉加载
    @Override
    public void onScrollStateChanged(AbsListView view, int scrollState) {
        switch (scrollState) {
            case AbsListView.OnScrollListener.SCROLL_STATE_IDLE:
                if (mListView.getLastVisiblePosition() == (mListView.getCount() - 1)) {
                    currentPage++;
                    setData();
                }
                break;
        }
    }

    @Override
    protected void setData() {
        mSwipe.setRefreshing(true);
        //获取数据
        getData(currentPage, new IGetDataListener() {
            @Override
            public void complete(List<AVObject> list) {
                if(null==list){
                    currentPage--;
                    return;
                }
                if (App.mLostList == null) {
                    App.mLostList = new ArrayList<Lost>();
                }else{
                    if(isRefreshing)App.mLostList.clear();
                }
                for (int i = 0; i < list.size(); i++) {
                    Lost lost = new Lost();
                    lost.setUser(list.get(i).getAVUser("user"));
                    lost.setContacts(list.get(i).get("contacts").toString());
                    lost.setContent(list.get(i).get("content").toString());
                    lost.setCreatedAt(DateUtil.getLastMinTime(list.get(i).getDate("createdAt").getTime()));
                    lost.setPhotoUrl(list.get(i).getAVFile("photo") == null ? null : list.get(i).getAVFile("photo").getUrl());
                    App.mLostList.add(lost);
                }
                if (mAdapter != null) {
                    mAdapter.notifyDataSetChanged();
                    mSwipe.setRefreshing(false);
                    isRefreshing=false;
                    mSwipe.setEnabled(true);
                    return;
                }
                mSwipe.setRefreshing(false);
                mAdapter = new LostAdapter(getActivity(), App.mLostList,LostAdapter.LOST_FLAG);
                mListView.setAdapter(mAdapter);
            }
        });
    }

    //获取数据
    public IGetDataListener getDataListener;

    private interface IGetDataListener {
        void complete(List<AVObject> list);
    }

    private void getData(int currentPage, final IGetDataListener getDataListener) {
        this.getDataListener = getDataListener;

        AVQuery<AVObject> query = new AVQuery<>("Lost");
        query.setCachePolicy(AVQuery.CachePolicy.NETWORK_ELSE_CACHE);
        query.setLimit(maxDataCount);
        query.setSkip(maxDataCount * currentPage);
        query.orderByDescending("createdAt");
        query.include("user");
        query.findInBackground(new FindCallback<AVObject>() {
            @Override
            public void done(List<AVObject> list, AVException e) {
                if (e == null) {
                    if (list.size() > 0) {
                        if(dataFlag)getDataListener.complete(list);else return;
                    } else {
                        if(dataFlag)getDataListener.complete(null);else return;
                        mSwipe.setRefreshing(false);
                        ToastFactory.getToast(getActivity(), getResources().getString(R.string.no_more_data)).show();
                    }
                } else {
                    mSwipe.setRefreshing(false);
                    ToastFactory.getToast(getActivity(), getResources().getString(R.string.connection_error)).show();
                }
            }
        });
    }

    //拨打电话回调
    public static OnShowAlertViewListener onShowAlertViewListener;

    public interface OnShowAlertViewListener{
        void show(String telNumber);
    }

    //发布回调接口
    public static IActivityResultListener iActivityResultListener;

    public interface IActivityResultListener {
        void complete();
    }

    public void setActivityResult(IActivityResultListener iActivityResultListener) {
        this.iActivityResultListener = iActivityResultListener;
    }


    //隐藏浮动菜单
    @Override
    public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {

        if (LostAndFoundActivity.mFloatingActionButton != null) {
            if (LostAndFoundActivity.firstVisibleItem > firstVisibleItem) {
                LostAndFoundActivity.firstVisibleItem = firstVisibleItem;
            }

            if (LostAndFoundActivity.firstVisibleItem == firstVisibleItem) {
                LostAndFoundActivity.mFloatingActionButton.setVisibility(View.VISIBLE);
            } else {
                LostAndFoundActivity.mFloatingActionButton.setVisibility(View.GONE);
                LostAndFoundActivity.firstVisibleItem = firstVisibleItem == 0 ? 0 : firstVisibleItem - 1;
                if (LostAndFoundActivity.mFloatingActionMenu.isOpen()) {
                    LostAndFoundActivity.mFloatingActionMenu.close(true);
                }
            }
        }
    }

    @Override
    public void onPause() {
        mSwipe.setRefreshing(false);
        super.onPause();
    }
}